forked from: 多重連結バネ
/**
* Copyright fukt ( http://wonderfl.net/user/fukt )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/iIlp
*/
// forked from kawamura's 多重連結バネ
package {
import net.hires.debug.Stats;
import flash.display.MovieClip;
import flash.media.Microphone;
import flash.display.Sprite;
import flash.display.Graphics;
import flash.events.Event;
import flash.events.MouseEvent;
public class FlashTest extends MovieClip {
private var dxy:Number=30
private var w:uint=Math.floor(stage.stageWidth/dxy);
private var h:uint=Math.floor(stage.stageHeight/dxy);
//
private var d_mc:MovieClip;
private var mi_ar:Array;
private var canvas:MovieClip
public function FlashTest() {
var stats:Stats=new Stats();
addChild( stats );
canvas=new MovieClip();
addChild(canvas)
// constructor code
var i:uint;
var ii:uint;
var scx:Number=stage.stageWidth*.5;
var scy:Number=stage.stageHeight*.5;
//
w=Math.floor(stage.stageWidth/dxy);
h=Math.floor(stage.stageHeight/dxy);
//
var sx:Number=(stage.stageWidth-dxy*(w-1))*.5
var sy:Number=(stage.stageHeight-dxy*(h-1))*.5
//
var p:MovieClip;
mi_ar=new Array()
for(i=0;i<h;i++){
for(ii=0;ii<w;ii++){
if(i==0 || i==h-1 || ii==0 || ii==w-1){
p=new Pin();
}else{
p=new Mi();
}
canvas.addChild(p);
p.x=sx+ii*dxy;
p.y=sy+i*dxy;
mi_ar.push(p)
}
}
for(i=0;i<mi_ar.length;i++){
if(i>w-1 && i<mi_ar.length-w && i%w!=0 && i%w !=w-1){
p=mi_ar[i];
p.x+=-10+20*Math.random();
p.y+=-10+20*Math.random();
p.init([mi_ar[i-1],mi_ar[i+1],mi_ar[i-w],mi_ar[i+w]])
}
}
//
addEventListener(Event.ENTER_FRAME,ent)
}
//
private function ent(evt:Event):void{
var i:uint;
var ii:uint;
var g:Graphics=canvas.graphics;
g.clear()
g.lineStyle(1,0xFF0000);
for(i=0;i<mi_ar.length;i++){
if( i<mi_ar.length-w && i%w !=w-1){
g.moveTo(mi_ar[i].x,mi_ar[i].y);
g.lineTo(mi_ar[i+1].x,mi_ar[i+1].y);
g.lineTo(mi_ar[i+w+1].x,mi_ar[i+w+1].y);
g.lineTo(mi_ar[i+w].x,mi_ar[i+w].y);
g.lineTo(mi_ar[i].x,mi_ar[i].y);
}
}
}
//
}
}
import flash.display.Graphics;
import flash.display.MovieClip;
import flash.events.Event;
import flash.events.MouseEvent;
class Mi extends MovieClip {
private var m:Number=1
private var k:Number=0.01;
private var t:Number=0.02;
private var m_ar:Array
private var ax:Number;
private var ay:Number;
private var vx:Number;
private var vy:Number;
private var flag:Boolean=true;
public function Mi() {
// constructor code
var g:Graphics=this.graphics;
g.beginFill(0xFF0000);
g.drawRect(5,20,5,20);
}
public function init(_ar:Array):void{
m_ar=_ar;
ax=0;
vx=0;
ay=0;
vy=0;
this.buttonMode=true;
this.addEventListener(Event.ENTER_FRAME,ent);
this.addEventListener(MouseEvent.MOUSE_DOWN,mdwn);
}
//
private function mdwn(evt:MouseEvent):void{
flag=false;
this.startDrag()
stage.addEventListener(MouseEvent.MOUSE_UP,mup)
}
private function mup(evt:MouseEvent):void{
flag=true;
this.stopDrag();
vx=0;
vy=0;
stage.removeEventListener(MouseEvent.MOUSE_UP,mup)
}
private function ent(evt:Event):void{
if(flag){
var i:uint
var dx:Number=0;
var dy:Number=0;
for(i=0;i<m_ar.length;i++){
var mc:MovieClip=m_ar[i];
dx+=mc.x-this.x;
dy+=mc.y-this.y;
}
ax=k*dx//
ay=k*dy//
vx+=ax-t*vx;
vy+=ay-t*vy;
this.x+=vx;
this.y+=vy;
}
}
}
import flash.display.MovieClip;
import flash.display.Graphics;
import flash.events.MouseEvent;
class Pin extends MovieClip {
public function Pin() {
// constructor code
var g:Graphics=this.graphics;
g.beginFill(0x000000);
g.drawCircle(0,0,5);
this.buttonMode=true;
this.addEventListener(MouseEvent.MOUSE_DOWN,mdwn)
}
private function mdwn(evt:MouseEvent):void{
this.startDrag()
stage.addEventListener(MouseEvent.MOUSE_UP,mup);
}
private function mup(evt:MouseEvent):void{
this.stopDrag();
this.removeEventListener(MouseEvent.MOUSE_UP,mup);
}
}